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//===-- RegisterInfoPOSIX_arm64.cpp ----------------------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===---------------------------------------------------------------------===//
#include <cassert>
#include <stddef.h>
#include <vector>
#include "lldb/lldb-defines.h"
#include "llvm/Support/Compiler.h"
#include "RegisterInfoPOSIX_arm64.h"
// Based on RegisterContextDarwin_arm64.cpp
#define GPR_OFFSET(idx) ((idx)*8)
#define GPR_OFFSET_NAME(reg) \
(LLVM_EXTENSION offsetof(RegisterInfoPOSIX_arm64::GPR, reg))
#define FPU_OFFSET(idx) ((idx)*16 + sizeof(RegisterInfoPOSIX_arm64::GPR))
#define FPU_OFFSET_NAME(reg) \
(LLVM_EXTENSION offsetof(RegisterInfoPOSIX_arm64::FPU, reg) + \
sizeof(RegisterInfoPOSIX_arm64::GPR))
#define EXC_OFFSET_NAME(reg) \
(LLVM_EXTENSION offsetof(RegisterInfoPOSIX_arm64::EXC, reg) + \
sizeof(RegisterInfoPOSIX_arm64::GPR) + \
sizeof(RegisterInfoPOSIX_arm64::FPU))
#define DBG_OFFSET_NAME(reg) \
(LLVM_EXTENSION offsetof(RegisterInfoPOSIX_arm64::DBG, reg) + \
sizeof(RegisterInfoPOSIX_arm64::GPR) + \
sizeof(RegisterInfoPOSIX_arm64::FPU) + \
sizeof(RegisterInfoPOSIX_arm64::EXC))
#define DEFINE_DBG(reg, i) \
#reg, NULL, \
sizeof(((RegisterInfoPOSIX_arm64::DBG *) NULL)->reg[i]), \
DBG_OFFSET_NAME(reg[i]), lldb::eEncodingUint, lldb::eFormatHex, \
{LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, \
LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, \
dbg_##reg##i }, \
NULL, NULL, NULL, 0
#define REG_CONTEXT_SIZE \
(sizeof(RegisterInfoPOSIX_arm64::GPR) + \
sizeof(RegisterInfoPOSIX_arm64::FPU) + \
sizeof(RegisterInfoPOSIX_arm64::EXC))
//-----------------------------------------------------------------------------
// Include RegisterInfos_arm64 to declare our g_register_infos_arm64 structure.
//-----------------------------------------------------------------------------
#define DECLARE_REGISTER_INFOS_ARM64_STRUCT
#include "RegisterInfos_arm64.h"
#undef DECLARE_REGISTER_INFOS_ARM64_STRUCT
static const lldb_private::RegisterInfo *
GetRegisterInfoPtr(const lldb_private::ArchSpec &target_arch) {
switch (target_arch.GetMachine()) {
case llvm::Triple::aarch64:
return g_register_infos_arm64_le;
default:
assert(false && "Unhandled target architecture.");
return NULL;
}
}
static uint32_t
GetRegisterInfoCount(const lldb_private::ArchSpec &target_arch) {
switch (target_arch.GetMachine()) {
case llvm::Triple::aarch64:
return static_cast<uint32_t>(sizeof(g_register_infos_arm64_le) /
sizeof(g_register_infos_arm64_le[0]));
default:
assert(false && "Unhandled target architecture.");
return 0;
}
}
RegisterInfoPOSIX_arm64::RegisterInfoPOSIX_arm64(
const lldb_private::ArchSpec &target_arch)
: lldb_private::RegisterInfoInterface(target_arch),
m_register_info_p(GetRegisterInfoPtr(target_arch)),
m_register_info_count(GetRegisterInfoCount(target_arch)) {}
size_t RegisterInfoPOSIX_arm64::GetGPRSize() const {
return sizeof(struct RegisterInfoPOSIX_arm64::GPR);
}
const lldb_private::RegisterInfo *
RegisterInfoPOSIX_arm64::GetRegisterInfo() const {
return m_register_info_p;
}
uint32_t RegisterInfoPOSIX_arm64::GetRegisterCount() const {
return m_register_info_count;
}
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